The Rotation Periods of Venus, Jupiter, Saturn, Uranus and Neptune

question 140

Multiple Choice

The rotation periods of Venus, Jupiter, Saturn, Uranus and Neptune are difficult to determinebecause:

• A)they rotate so fast.
• B)they are all gas giants.
• C)they are so far away from the Sun.
• D)their surface features are obscured by their atmospheres.
• E)each one has a large satellite that interferes with this measurement.

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Definitions:

Value at Risk (VaR)

Measure of downside risk. The loss that will be incurred in the event of an extreme adverse price change with some given, typically low, probability.

Standard Deviation

A statistical measurement that sheds light on historical volatility.

Upper Partial Standard Deviation

A statistical measure focusing on the variability of an investment's returns above the mean, used to assess the risk of higher-than-average returns.

Holding-Period Return

The return on an investment over the period it is held, incorporating both income and capital gains.